JPS4028568Y1 - - Google Patents
Info
- Publication number
- JPS4028568Y1 JPS4028568Y1 JP1676765U JP1676765U JPS4028568Y1 JP S4028568 Y1 JPS4028568 Y1 JP S4028568Y1 JP 1676765 U JP1676765 U JP 1676765U JP 1676765 U JP1676765 U JP 1676765U JP S4028568 Y1 JPS4028568 Y1 JP S4028568Y1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1676765U JPS4028568Y1 (fi) | 1965-03-03 | 1965-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1676765U JPS4028568Y1 (fi) | 1965-03-03 | 1965-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4028568Y1 true JPS4028568Y1 (fi) | 1965-10-11 |
Family
ID=31751645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1676765U Expired JPS4028568Y1 (fi) | 1965-03-03 | 1965-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4028568Y1 (fi) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53115108A (en) * | 1977-03-18 | 1978-10-07 | Fujitsu Ltd | Under-use display system for office trunk at night switching time |
-
1965
- 1965-03-03 JP JP1676765U patent/JPS4028568Y1/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53115108A (en) * | 1977-03-18 | 1978-10-07 | Fujitsu Ltd | Under-use display system for office trunk at night switching time |
| JPS584875B2 (ja) * | 1977-03-18 | 1983-01-28 | 富士通株式会社 | 夜間切替時の局線トランク使用中表示方式 |